One-night stand

Again, when the affair is over, I catch a glimpse of myself running to catch a train for our next one-night stand.

It wasn't until the third or fourth or fifth drops that I became aware of this rain that was to engulf my life. I remember the date, August 3, 1928. We were playing a one-night stand in a small town in Louisiana, Glenberry.

Near-synonyms: hit and run; pump and dump; wham, bam, thank you ma'am

Chet's mom was never home. She always went out gambling, partying and staying overnight with one of her sugar daddies. Chet never met his father. He was just a one-night stand she'd had eighteen years ago.

She was a one-night stand he'd met at the gym, and Herschel couldn't remember her name.

“So she was just a one-night stand like all the rest?”